Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMargaret E Bourne
#1301 · 2:06:33 · F56 · Group G · DR
Wave start 8:35 AM (G-DR)
Athlete B
OfficialSally M Spitz
#1296 · 1:57:58 · F35 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Interpretation
Margaret (G-DR) started at 8:35 AM; Sally (Q-DR) started at 8:43 AM. That gave Margaret a 8 minutes head start on Sally. On foot, Margaret ran 2:06:33 and Sally ran 1:57:58 — Sally was 8:35 faster than Margaret. Margaret took official place 1301st (time-based 1316th) and Sally took official place 1296th (time-based 1278th). Sally was faster on foot and finished ahead on the official clock too. Biggest swing: Sally gained 6:03 from Cardiac to White Gate.
Deltas
ComputedWave start
Margaret E Bourne (G-DR) started 8 min earlier than Sally (Q-DR).
- Overall place Δ
- +5
- Actual time Δ
- +8:35
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Margaret earlier)
- Finish clock Δ
- +0:35
- Section place Δ
- -76
Δ = Margaret − Sally. Negative means Margaret is ahead/faster.
Race timeline
Computed- Margaret (G-DR) started at 8:35 AM.
- Sally (Q-DR) started at 8:43 AM, 8:00 later.
- Actual running time: Sally was 8:35 faster on foot than Margaret.
- Finish clock: Sally crossed the line 0:35 ahead of Margaret — Sally wins this head-to-head.
Δ (A − B): actual +8:35 · finish clock +0:35.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Margaret | Sally | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:00 | 12:31 | -0:31 |
| Stairs to Windy Gap | 9:55 | 10:07 | -0:12 |
| Windy Gap to Muir Woods | 13:21 | 9:02 | +4:19 |
| Muir Woods to Cardiac | 40:46 | 44:21 | -3:35 |
| Cardiac to White Gate | 31:55 | 25:52 | +6:03 |
| White Gate to The Stile | 14:44 | 12:17 | +2:27 |
| The Stile to Finish | 3:52 | 3:48 | +0:04 |
Δ negative = Margaret ran the segment faster.